Asteroid Bennu has gone from a dark speck in telescope images to a kind of time capsule, carrying intact chemistry from the ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to ...

Researchers say the latest discovery is particularly significant because tryptophan has never before been detected in ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...

Scientists have uncovered an extraordinary finding on Asteroid Bennu, a space rock that passes near Earth roughly every six ...

These images mark an early milestone in the mission, confirming that OSIRIS-APEX is healthy and on course for its 2029 ...

NASA’s OSIRIS-APEX spacecraft captured Earth and moon images during a gravity-assist flyby, confirming instrument functionality and maintaining course for its 2029 encounter with asteroid Apophis.

The UA-led OSIRIS-REx mission announced Monday that two onboard instruments have detected widespread evidence of water locked within the minerals of the ancient asteroid Bennu. The announcement — the ...

The probe flew 3,438 kilometres above Earth during its swing. It moved closer than several high-orbit satellites circling the ...

Funding uncertainties are pushing U.S. space scientists out of the field and putting existing and future space missions on the chopping block.